Can Dogs Eat Walnuts?
❌ No — do not feed
NO — walnuts (especially older or mouldy) carry tremorgenic mycotoxins that cause seizures.
Photo: Tom Hermans / Unsplash
How much can a dog have?
Zero.
Benefits
Nothing.
Risks & signs of trouble
Mycotoxins → tremors, seizures within hours. Black walnut is even more toxic.
Which dogs should avoid it?
No dog. Watch for fallen nuts in autumn.
🚨 If your dog has already eaten walnuts
Don't wait for symptoms. Call your vet or a pet poison helpline immediately with: amount eaten, time eaten, your dog's weight and breed.
Helpful resources: Pet first aid guide · Toxic foods A–Z
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